update

src/main/java/com/futu/course/common/constant/MyConstant.java

@@ -0,0 +1,8 @@
+package com.futu.course.common.constant;
+
+public class MyConstant {
+    public static final Integer ZERO = 0;
+    public static final Integer FIRST = 1;
+    public static final Integer TWO = 2;
+    public static final Integer THREE = 3;
+}

src/main/java/com/futu/course/common/AppJwtUtil.java → src/main/java/com/futu/course/common/util/AppJwtUtil.java

@@ -1,4 +1,4 @@
-package com.futu.course.common;
+package com.futu.course.common.util;
 
 import io.jsonwebtoken.*;
 

src/main/java/com/futu/course/common/DateUtils.java → src/main/java/com/futu/course/common/util/DateUtils.java

@@ -1,7 +1,7 @@
 /**
  * Copyright &copy; 2015-2020 <a href="http://www.jeeplus.org/">JeePlus</a> All rights reserved.
  */
-package com.futu.course.common;
+package com.futu.course.common.util;
 
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.time.DateFormatUtils;

src/main/java/com/futu/course/common/MD5Utils.java → src/main/java/com/futu/course/common/util/MD5Utils.java

@@ -1,4 +1,4 @@
-package com.futu.course.common;
+package com.futu.course.common.util;
 
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;

src/main/java/com/futu/course/common/RedisUtil.java → src/main/java/com/futu/course/common/util/RedisUtil.java

@@ -1,4 +1,4 @@
-package com.futu.course.common;
+package com.futu.course.common.util;
 
 import com.futu.common.utils.CacheKey;
 import org.springframework.beans.factory.annotation.Autowired;

src/main/java/com/futu/course/common/TokenUtils.java → src/main/java/com/futu/course/common/util/TokenUtils.java

@@ -1,4 +1,4 @@
-package com.futu.course.common;
+package com.futu.course.common.util;
 
 import io.jsonwebtoken.Claims;
 import io.jsonwebtoken.JwtBuilder;